DealNews - Best Case Power Supply Deals & Case Power Supplies for Sale

Dell 1,100W Redundant Power Supply for $45

Sun, 02 Aug 2026 23:14:07 -0400

Redundant power supplies are a data center or server rack necessity, giving you a backup power unit that kicks in automatically if the primary fails, so there's no downtime if one unit goes out. Buy Now at Newegg

Features

1100W power output
Redundant power design
Compatible with PowerEdge T710, T510, T910, R810
Model: L1100A-SO

HP Pro 180W Desktop Power Supply for $97

Sun, 02 Aug 2026 23:13:52 -0400

A straightforward option if your HP Pro desktop needs a replacement power supply, since OEM units tend to be more reliable than third-party alternatives and are built to spec for the system they came from. Buy Now at Newegg

Features

Compatible with HP 86, 288, 280 series
180W power output
Model: L08261-001

IBM 45D4182 P6 595 Power Supply for $241

Sun, 02 Aug 2026 23:13:22 -0400

A straightforward pick for anyone maintaining or upgrading an IBM P6 595 server, as sourcing compatible power supplies for older enterprise hardware can be tricky and having a reliable replacement on hand matters when uptime is critical. Buy Now at Newegg

Features

IBM P6 595 power supply
Model: 45D4182

Dell T410 580W Server Power Supply for $245

Sun, 02 Aug 2026 23:13:18 -0400

A reliable spare or direct replacement if you're running a Dell PowerEdge T410 tower server and need a compatible 580W PSU without sourcing through enterprise channels. Buy Now at Newegg

Features

580W power output capacity
Compatible with Dell T410 systems
Model: F5XMD
Model: H371J
Model: G686J

2,000W ATX Mining Power Supply for $221

Sun, 02 Aug 2026 23:11:41 -0400

Designed for multi-GPU mining rigs or any high-draw build that needs more headroom than a standard ATX unit can provide, this 2,000W supply handles the kind of sustained loads that would push a typical consumer PSU to its limits. Buy Now at Newegg

Features

1600W to 2400W power output
Supports 8 high-performance video cards
Optimized for high-efficiency Bitcoin mining
Standard ATX form factor compatibility
High-efficiency power delivery architecture

PD Input Power Supply Module for Raspberry Pi 5 for $29

Sun, 02 Aug 2026 22:59:24 -0400

Designed specifically for the Raspberry Pi 5, this module handles USB-C Power Delivery input so you're not hunting for a compatible adapter separately — useful if you're setting up a Pi 5 and want a cleaner, purpose-built power solution. Buy Now at Newegg

Features

Dual 5V5A outputs
Wide voltage range support
PD input power supply module
Compatible with Raspberry Pi 5
Compatible with Jetson devices

1,800W PC Power Supply for Mining for $168

Sun, 02 Aug 2026 22:59:11 -0400

A high-wattage PSU like this is aimed at crypto miners running multiple GPUs in a single rig, where a standard consumer power supply would fall short on available power. At 1,800W, it can handle the sustained draw that multi-card mining setups typically demand. Buy Now at Newegg

Features

1800W power capacity for mining rigs
90% energy efficiency rating
Supports 180-240V ATX input
Includes 10x 6-pin power connectors
Designed for BTC mining server compatibility

Aruba X372 1,050W Power Supply for $986

Sun, 02 Aug 2026 22:58:31 -0400

A straightforward pick for network administrators running Aruba X372 series switches who need a replacement or redundant power supply unit, particularly at a lower price than sourcing through traditional VAR channels. Buy Now at Newegg

Features

1050W power output
110-240VAC wide-range input
54VDC output voltage
Aruba Networking X372 power supply

HP 5510 2-Port QSFP+ Expansion Module for $1,162.21

Sun, 02 Aug 2026 22:50:33 -0400

A straightforward add-on for network admins looking to expand their HP 5510 switch with additional high-speed QSFP+ uplink ports without replacing existing hardware. Buy Now at Newegg

Features

40 Gigabit Ethernet data transfer
Dual QSFP+ optical network ports
Two expansion slots
Supports optical fiber networking
Model: JH155A

460W Server Power Supply for Networking for $118.50

Sun, 02 Aug 2026 22:49:34 -0400

Useful if you're building or expanding a home lab, small server rack, or network appliance setup and need a reliable power supply rated for continuous server-grade loads rather than a standard desktop PSU. Buy Now at Newegg

Features

460W total power output
Designed for networking server systems
Model: 8132F
Replaces JR47N and 0JR47N units
Includes DPS-460KB efficiency standard

Mini PCIe to Double PCI Expansion Adapter Card for $48

Sat, 01 Aug 2026 23:29:14 -0400

Useful if you have a Mini PCIe slot to spare and want to add two full-size PCI slots to a compact or embedded system that didn't ship with them. Buy Now at Newegg

Features

Mini PCIe to double PCI expansion adapter
Enables dual PCI slot connectivity
Compact form factor for desktop integration
Supports video control expansion
Model: Mini PCIe to Double PCI Expansion Card

850W ATX Power Supply for $118

Sat, 01 Aug 2026 23:16:01 -0400

A solid pick if your PC build includes a power-hungry GPU or you're planning to upgrade components down the line, since 850W gives you enough headroom for high-end hardware without constantly running near the unit's limit. Buy Now at Newegg

Features

850W rated power output
Universal 110V-220V voltage compatibility
Supports high-end dedicated video cards
Standard 24-pin ATX connector
Reliable 12V power delivery

FSP Hydro PTM Pro 850W 80 Plus Platinum Modular Power Supply for $140

Sat, 01 Aug 2026 23:13:01 -0400

Modular design means you only connect the cables your build actually needs, which keeps airflow cleaner and installation tidier, and this 80 Plus Platinum rating puts efficiency at 92% or higher under typical loads. At $140, that's $30 off the $170 list price for a well-spec'd unit from FSP, a brand that's been making OEM power supplies for major manufacturers for decades. Buy Now at Newegg

Features

850W 80 Plus Platinum power efficiency
Fully modular cable design
Single +12V rail architecture
Comprehensive over voltage and overload protection
Model: HPT2-850M

800W Power Supply for Dell PowerEdge Servers for $399

Sat, 01 Aug 2026 23:12:56 -0400

Designed as a direct replacement for Dell PowerEdge server PSUs, this is a practical option if you're maintaining or upgrading rack hardware without paying Dell's service pricing. Buy Now at Newegg

Features

800W power output
Compatible with Dell PowerEdge series
High efficiency power delivery
Original OEM replacement part
Model: L800E-S0

Corsair CX-F RGB 650W 80 Plus Bronze Fully Modular Power Supply for $199

Sat, 01 Aug 2026 23:12:51 -0400

A fully modular PSU means you only connect the cables you actually need, which keeps your build cleaner and airflow less restricted. At 650W with 80 Plus Bronze efficiency, it covers most mid-range builds without paying for headroom you won't use. Buy Now at Newegg

Features

650W 80 PLUS Bronze efficiency
Fully modular cable management
120mm customizable RGB fan
Four 6+2-pin PCIe connectors for GPUs
Model: CP-9020217-NA

Lenovo ThinkCentre M90z 150W Power Supply for $178

Sat, 01 Aug 2026 23:12:47 -0400

A direct replacement for the M90z all-in-one, so it's mainly useful if your original power supply has failed and you want to avoid buying a whole new unit. Buy Now at Newegg

Features

150W power supply capacity
Model: 89Y1686
Model: 54Y8861

300W HU300EGS-00 Power Supply Unit for $93

Sat, 01 Aug 2026 23:12:46 -0400

A straightforward swap-in replacement for older desktops running low-wattage components, where the original PSU has failed and you just need a reliable unit to get the machine running again without overbuilding for the workload. Buy Now at Newegg

Features

300W power capacity
Compatible with V3667, 3668, 3669, 3660, 5050, 3050, 7050
Includes 6Pin, 4Pin, and 6Pin connectors
Model: HU300EGS-00

DPS-220UB-3 Small Chassis Power Supply for $83

Sat, 01 Aug 2026 23:12:30 -0400

A small form factor PSU swap that suits compact PC builders or anyone replacing a failed unit in a slim desktop or small chassis system. Buy Now at Newegg

Features

Compatible with D06S, V270S, 660S, 3647 small chassis
Replaces DPS-220UB-3 power supply unit
Standardized small form factor design
Direct power supply replacement
Dedicated fit for specific desktop models

Soy 5V 20A 100W Power Supply for $111

Sat, 01 Aug 2026 23:12:26 -0400

A compact, high-wattage 5V supply suited for powering single-board computers, LED strips, or other DC projects where you need consistent amperage without building your own power solution. Buy Now at Newegg

Features

5V 20A power output
100W total power capacity
Model: PFP-100-5M

Aruba 6400 1,800W Power Supply Unit for $2,621.99

Sat, 01 Aug 2026 23:12:13 -0400

A high-wattage power supply unit built for Aruba 6400 series switches, so this is a targeted buy for network admins or IT teams managing that specific hardware. At $2,622, that's $36 off the $2,658 list price. Buy Now at Newegg

Features

1800W power capacity
C16 inlet adapter
Model: R0X35AB2E